Snead State Chem 104 Final Exam QUESTIONS AND VERIFIED SOLUTIO
|2025 EXAM | ELABORATED &DETAILED ANSWERS!!
1. Consider two beakers, one containing 1.0 M 1.0 M Hcl because its solution contains
HCl and the other containing 1.0 M CH3COOH. a higher hydronium concentration
Which solution would have the lowest ph?
2. Sodium hydroxate can react with phosphoric 3:1
acid in a neutralization reaction. What is the
reacting ratio?
3. Which of the following correctly describes the reaction between an acid and a
what is meant by the term neutralization? base to form a salt and water
4. A solution containing a buffer has an initial ph 8.64
of 8.78. If a student adds 5 drops of HCL to this
solution, what would be a reasonable ph for
the resulting solution?
5. An aqueous solution with a low ph is neces- 1.0 M HCl
sary for a certain industrial process. Which of
the following solutions would have the lowest
ph?
6. A solution containing a buffer has an initial ph 8.89
of 8.78 If a student adds 5 drops of of NaOh to
this solution, what would be a reasonable ph
for the resulting solution?
7. The species that remains after an acid do- H2O
nates a proton is called its conjugate base.
What is the conjugate base of a hydronium
ion, H3O+?
8. combustion
, Snead State Chem 104 Final Exam QUESTIONS AND VERIFIED SOLUTIO
|2025 EXAM | ELABORATED &DETAILED ANSWERS!!
Choose the best classification of the reaction
represented by the following equation:
C6H12O6(s) + 6O2(g) -> 6CO2(g) + 6H2O(I)
9. What is the hydronium concentration of pure 1.0 x 10^-7 M
water at 25 degrees celcius?
10. What is the (OH-) of a solution that has a 8.9 x 10^-4 M
ph=10.95?
11. Morphine is used medicinally as a pain reliev- 9.96
er. If an aqueous solution of morphine has
(H30+)=1.1x10^-10M, what is the ph of this
solution?
12. What is the pH of a 0.035 M HCl solution? 1.46
13. What is the hydronium ion concentration of of 1x10^-6 M
a solution with ph 6.0?
14. A sample of black coffee was measured to The solution is acidic
have [H3O+] = 7.94 × 10−6. What is true about
this solution?
15. What is the conjugate acid of NH2-? NH3
16. Which of the following statements concerning Addition of a base to water increas-
acids and bases is FALSE? es the hydronium ion concentration of
the solution
17. The reaction of an acid with a base produces a water
salt and another product. What is the identity
of the other product?
|2025 EXAM | ELABORATED &DETAILED ANSWERS!!
1. Consider two beakers, one containing 1.0 M 1.0 M Hcl because its solution contains
HCl and the other containing 1.0 M CH3COOH. a higher hydronium concentration
Which solution would have the lowest ph?
2. Sodium hydroxate can react with phosphoric 3:1
acid in a neutralization reaction. What is the
reacting ratio?
3. Which of the following correctly describes the reaction between an acid and a
what is meant by the term neutralization? base to form a salt and water
4. A solution containing a buffer has an initial ph 8.64
of 8.78. If a student adds 5 drops of HCL to this
solution, what would be a reasonable ph for
the resulting solution?
5. An aqueous solution with a low ph is neces- 1.0 M HCl
sary for a certain industrial process. Which of
the following solutions would have the lowest
ph?
6. A solution containing a buffer has an initial ph 8.89
of 8.78 If a student adds 5 drops of of NaOh to
this solution, what would be a reasonable ph
for the resulting solution?
7. The species that remains after an acid do- H2O
nates a proton is called its conjugate base.
What is the conjugate base of a hydronium
ion, H3O+?
8. combustion
, Snead State Chem 104 Final Exam QUESTIONS AND VERIFIED SOLUTIO
|2025 EXAM | ELABORATED &DETAILED ANSWERS!!
Choose the best classification of the reaction
represented by the following equation:
C6H12O6(s) + 6O2(g) -> 6CO2(g) + 6H2O(I)
9. What is the hydronium concentration of pure 1.0 x 10^-7 M
water at 25 degrees celcius?
10. What is the (OH-) of a solution that has a 8.9 x 10^-4 M
ph=10.95?
11. Morphine is used medicinally as a pain reliev- 9.96
er. If an aqueous solution of morphine has
(H30+)=1.1x10^-10M, what is the ph of this
solution?
12. What is the pH of a 0.035 M HCl solution? 1.46
13. What is the hydronium ion concentration of of 1x10^-6 M
a solution with ph 6.0?
14. A sample of black coffee was measured to The solution is acidic
have [H3O+] = 7.94 × 10−6. What is true about
this solution?
15. What is the conjugate acid of NH2-? NH3
16. Which of the following statements concerning Addition of a base to water increas-
acids and bases is FALSE? es the hydronium ion concentration of
the solution
17. The reaction of an acid with a base produces a water
salt and another product. What is the identity
of the other product?
